/// <summary>
/// 使用指定的备份文件恢复数据库。
/// </summary>
/// <param name="database">提供给当前插件的 <see cref="IDatabase"/> 对象。</param>
/// <param name="option">备份选项。</param>
public void Restore(IDatabase database, BackupOption option)
{
Guard.ArgumentNull(option, nameof(option));
var sb = new StringBuilder();
sb.AppendFormat("RESTORE DATABASE {0} FROM DISK = '{1}'", option.Database, option.FileName);
using (var connection = database.CreateConnection())
{
try
{
if (string.IsNullOrEmpty(option.Database))
{
option.Database = connection.Database;
}
connection.OpenClose(() =>
{
using (var command = database.Provider.CreateCommand(connection, null, sb.ToString()))
{
command.ExecuteNonQuery();
}
});
}
catch (Exception exp)
{
throw new BackupException(exp);
}
}
}
/// <summary>
/// 对指定的数据库进行备份。
/// </summary>
/// <param name="database">提供给当前插件的 <see cref="IDatabase"/> 对象。</param>
/// <param name="option">备份选项。</param>
public void Backup(IDatabase database, BackupOption option)
{
Guard.ArgumentNull(option, nameof(option));
var sb = new StringBuilder();
sb.AppendFormat("BACKUP DATABASE {0} TO DISK = '{1}'", option.Database, option.FileName);
using var connection = database.CreateConnection();
try
{
if (string.IsNullOrEmpty(option.Database))
{
option.Database = connection.Database;
}
connection.TryOpen();
using var command = database.Provider.CreateCommand(connection, null, sb.ToString());
command.ExecuteNonQuery();
}
catch (Exception exp)
{
throw new BackupException(exp);
}
}